Thread: Premium fuel required!?

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  1. #1 Re: Premium fuel required!? 
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    one time the retarded gas attendant put reg in my gtx and it turned into a put put no lie....
     

  2. #2 Re: Premium fuel required!? 
    GTP Level Member Toasty's Avatar
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    Quote Originally Posted by eXceL(FAM) View Post
    one time the retarded gas attendant put reg in my gtx and it turned into a put put no lie....
    i still think it's wierd that it's illegal to pump your own gas in NJ

     

  3. #3 Re: Premium fuel required!? 
    Bastard Reptile's Avatar
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    Quote Originally Posted by Toasty View Post
    i still think it's wierd that it's illegal to pump your own gas in NJ

    seriously?
     

  4. #4 Re: Premium fuel required!? 
    GXP Level Member Zef_66's Avatar
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    Quote Originally Posted by Reptile View Post
    seriously?
    Yeah, seriously. They have a law that only gas station attendants can pump gas. How ridiculous...
    2001 GSE
     

  5. #5 Re: Premium fuel required!? 
    SE Level Member BlackGS's Avatar
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    The really strange thing is that our gas prices are much lower than the neighboring states. So, we get cheap gas and we don't even have to get out of the car.

    2000 Regal GS | Stattama Twin-Charge with Comp Turbo 6765 | 12.55 @ 110 15psi | Now running 20psi on E85!! |
     

  6. #6 Re: Premium fuel required!? 
    Bastard Reptile's Avatar
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    The fuel does expand once it heats up. You never notice this because of the evap system on the cars equalizes the pressure when it expands and contracts.

    On older cars, you'll hear the air rush in/out when you loosen the fuel cap.
     

  7. #7 Re: Premium fuel required!? 
    GTX Level Member Freebeer187's Avatar
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    Quote Originally Posted by Reptile View Post
    The fuel does expand once it heats up. You never notice this because of the evap system on the cars equalizes the pressure when it expands and contracts.

    On older cars, you'll hear the air rush in/out when you loosen the fuel cap.
    My 95 Camaro would do that all the time when the tank was very low (under 1.5 gallons in tank)

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  8. #8 Re: Premium fuel required!? 
    SE Level Member hodge's Avatar
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    my o6 gt gets 21.5mpg on premium,and gas is more expensive in canada,which makes no sense since we export most of our oil to the U.S.the guy at the dealership told me that i would experience knocking if i didnt use premium.
     

  9. #9 Re: Premium fuel required!? 
    GrandPrix Junkie 1998xGTP's Avatar
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    Quote Originally Posted by hodge View Post
    my o6 gt gets 21.5mpg on premium,and gas is more expensive in canada,which makes no sense since we export most of our oil to the U.S.the guy at the dealership told me that i would experience knocking if i didnt use premium.
    Yeah we get royally screwed at the pumps
     

  10. #10 Re: Premium fuel required!? 
    SE Level Member keenan00gtp's Avatar
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    what about 89 octane? they dont even sell premium in iowa, i dont think
    so far: borla catback exhaust, audio swap.
    waiting for warmer temps
     

  11. #11 Re: Premium fuel required!? 
    SE Level Member sUpErClEaNbLaCkMaChInE's Avatar
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    Quote Originally Posted by keenan00gtp View Post
    what about 89 octane? they dont even sell premium in iowa, i dont think
    dam that sucks ^
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  12. #12 Re: Premium fuel required!? 
    GTP Level Member Scimmia's Avatar
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    Quote Originally Posted by keenan00gtp View Post
    what about 89 octane? they dont even sell premium in iowa, i dont think
    Sure they do, just about every station besides Casey's has Premium.
    2001 Buick Regal LS - Almost Stock
     

  13. #13 Re: Premium fuel required!? 
    GXP Level Member SlowM90's Avatar
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    Well I always was told to run no less then 93 in a Forced induction car/truck. I did goof up and ran 87....Also ran 93 with 10% ethanol not thinking it would hurt...After about a month I threw a misfire code! My spark plugs was BAD! Im not saying that did do it! But I think it had ALOT to do with it. So I stopped using the one with ethanol. I usally can pull bout 350miles outta my tank on 93. And I go 75-80 on the freeway and I do get into the gas sometimes.
     

  14. #14 Re: Premium fuel required!? 
    GTP Level Member SnowDrift's Avatar
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    What is the issue with ethanol fuel? Is it only a problem in SC cars? We have few stations (only one that I know) that sell 100% gasoline and not mixed with 10% ethanol.
     

  15. #15 Re: Premium fuel required!? 
    GrandPrix Junkie Sabrewings's Avatar
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    Ethanol has less energy per a given volume, so the car might not run as hard on an ethanol mix. I know that E10 drains about 3MPG on the highway on my car as opposed to running 100% gasoline.
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  16. #16 Re: Premium fuel required!? 
    GXP Level Member Tuner-Extraordinaire's Avatar
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    Quote Originally Posted by Sabrewings View Post
    Ethanol has less energy per a given volume, so the car might not run as hard on an ethanol mix. I know that E10 drains about 3MPG on the highway on my car as opposed to running 100% gasoline.
    Actually, it leans out your fuel mixture a little, the car will correct for this in closed loop, but when running WOT you actually are running leaner than commanded.
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  17. #17 Re: Premium fuel required!? 
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    So my 2007 Pontaic grand prix 3.8l supercharged should only run on premium? Ouch!
     

  18. #18 Re: Premium fuel required!? 
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    Quote Originally Posted by 2007GrandPrixGT View Post
    So my 2007 Pontaic grand prix 3.8l supercharged should only run on premium? Ouch!
    Yes, as this 3 year old thread will teach you.
    2001 Pontiac Grand Prix GT : Stock and slow and SOLD.
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  19. #19 Re: Premium fuel required!? 
    Turbo is the way to go. Fivefingerdeathpunch's Avatar
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    Really?

    The owners manual and even the fuel door tell you what grade of fuel to run.


    Closed.

    SMGPFC Member #1
     

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